diff --git a/ethereum-consensus/src/networking.rs b/ethereum-consensus/src/networking.rs
index 627f01109..76eb388e6 100644
--- a/ethereum-consensus/src/networking.rs
+++ b/ethereum-consensus/src/networking.rs
@@ -69,7 +69,7 @@ impl<'de> Deserialize<'de> for PeerId {
 
         struct PeerIdVisitor;
 
-        impl<'de> Visitor<'de> for PeerIdVisitor {
+        impl Visitor<'_> for PeerIdVisitor {
             type Value = PeerId;
 
             fn expecting(&self, f: &mut fmt::Formatter) -> fmt::Result {
diff --git a/ethereum-consensus/src/types/beacon_block.rs b/ethereum-consensus/src/types/beacon_block.rs
index 5fb9b1922..849cb6325 100644
--- a/ethereum-consensus/src/types/beacon_block.rs
+++ b/ethereum-consensus/src/types/beacon_block.rs
@@ -629,7 +629,6 @@ pub enum BeaconBlockRef<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -646,7 +645,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BeaconBlockRef<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
@@ -1265,7 +1264,6 @@ pub enum BeaconBlockRefMut<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -1282,7 +1280,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BeaconBlockRefMut<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
diff --git a/ethereum-consensus/src/types/beacon_block_body.rs b/ethereum-consensus/src/types/beacon_block_body.rs
index 876faaa67..b81026849 100644
--- a/ethereum-consensus/src/types/beacon_block_body.rs
+++ b/ethereum-consensus/src/types/beacon_block_body.rs
@@ -763,7 +763,6 @@ pub enum BeaconBlockBodyRef<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -780,7 +779,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BeaconBlockBodyRef<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
@@ -1463,7 +1462,6 @@ pub enum BeaconBlockBodyRefMut<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -1480,7 +1478,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BeaconBlockBodyRefMut<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
diff --git a/ethereum-consensus/src/types/beacon_state.rs b/ethereum-consensus/src/types/beacon_state.rs
index 7bc2699a0..f814c948d 100644
--- a/ethereum-consensus/src/types/beacon_state.rs
+++ b/ethereum-consensus/src/types/beacon_state.rs
@@ -1043,7 +1043,6 @@ pub enum BeaconStateRef<
     ),
 }
 impl<
-        'a,
         const SLOTS_PER_HISTORICAL_ROOT: usize,
         const HISTORICAL_ROOTS_LIMIT: usize,
         const ETH1_DATA_VOTES_BOUND: usize,
@@ -1057,7 +1056,7 @@ impl<
         const MAX_EXTRA_DATA_BYTES: usize,
     >
     BeaconStateRef<
-        'a,
+        '_,
         SLOTS_PER_HISTORICAL_ROOT,
         HISTORICAL_ROOTS_LIMIT,
         ETH1_DATA_VOTES_BOUND,
@@ -1840,7 +1839,6 @@ pub enum BeaconStateRefMut<
     ),
 }
 impl<
-        'a,
         const SLOTS_PER_HISTORICAL_ROOT: usize,
         const HISTORICAL_ROOTS_LIMIT: usize,
         const ETH1_DATA_VOTES_BOUND: usize,
@@ -1854,7 +1852,7 @@ impl<
         const MAX_EXTRA_DATA_BYTES: usize,
     >
     BeaconStateRefMut<
-        'a,
+        '_,
         SLOTS_PER_HISTORICAL_ROOT,
         HISTORICAL_ROOTS_LIMIT,
         ETH1_DATA_VOTES_BOUND,
diff --git a/ethereum-consensus/src/types/blinded_beacon_block.rs b/ethereum-consensus/src/types/blinded_beacon_block.rs
index 82271d8e0..b71ebca47 100644
--- a/ethereum-consensus/src/types/blinded_beacon_block.rs
+++ b/ethereum-consensus/src/types/blinded_beacon_block.rs
@@ -431,7 +431,6 @@ pub enum BlindedBeaconBlockRef<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -445,7 +444,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BlindedBeaconBlockRef<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
@@ -819,7 +818,6 @@ pub enum BlindedBeaconBlockRefMut<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -833,7 +831,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BlindedBeaconBlockRefMut<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
diff --git a/ethereum-consensus/src/types/blinded_beacon_block_body.rs b/ethereum-consensus/src/types/blinded_beacon_block_body.rs
index 262c4fe29..a5b038d81 100644
--- a/ethereum-consensus/src/types/blinded_beacon_block_body.rs
+++ b/ethereum-consensus/src/types/blinded_beacon_block_body.rs
@@ -528,7 +528,6 @@ pub enum BlindedBeaconBlockBodyRef<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -542,7 +541,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BlindedBeaconBlockBodyRef<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
@@ -961,7 +960,6 @@ pub enum BlindedBeaconBlockBodyRefMut<
     ),
 }
 impl<
-        'a,
         const MAX_PROPOSER_SLASHINGS: usize,
         const MAX_VALIDATORS_PER_COMMITTEE: usize,
         const MAX_ATTESTER_SLASHINGS: usize,
@@ -975,7 +973,7 @@ impl<
         const MAX_BLOB_COMMITMENTS_PER_BLOCK: usize,
     >
     BlindedBeaconBlockBodyRefMut<
-        'a,
+        '_,
         MAX_PROPOSER_SLASHINGS,
         MAX_VALIDATORS_PER_COMMITTEE,
         MAX_ATTESTER_SLASHINGS,
diff --git a/ethereum-consensus/src/types/execution_payload.rs b/ethereum-consensus/src/types/execution_payload.rs
index 00c3464d3..ba9d9bbaa 100644
--- a/ethereum-consensus/src/types/execution_payload.rs
+++ b/ethereum-consensus/src/types/execution_payload.rs
@@ -476,7 +476,6 @@ pub enum ExecutionPayloadRef<
     ),
 }
 impl<
-        'a,
         const BYTES_PER_LOGS_BLOOM: usize,
         const MAX_EXTRA_DATA_BYTES: usize,
         const MAX_BYTES_PER_TRANSACTION: usize,
@@ -484,7 +483,7 @@ impl<
         const MAX_WITHDRAWALS_PER_PAYLOAD: usize,
     >
     ExecutionPayloadRef<
-        'a,
+        '_,
         BYTES_PER_LOGS_BLOOM,
         MAX_EXTRA_DATA_BYTES,
         MAX_BYTES_PER_TRANSACTION,
@@ -818,7 +817,6 @@ pub enum ExecutionPayloadRefMut<
     ),
 }
 impl<
-        'a,
         const BYTES_PER_LOGS_BLOOM: usize,
         const MAX_EXTRA_DATA_BYTES: usize,
         const MAX_BYTES_PER_TRANSACTION: usize,
@@ -826,7 +824,7 @@ impl<
         const MAX_WITHDRAWALS_PER_PAYLOAD: usize,
     >
     ExecutionPayloadRefMut<
-        'a,
+        '_,
         BYTES_PER_LOGS_BLOOM,
         MAX_EXTRA_DATA_BYTES,
         MAX_BYTES_PER_TRANSACTION,
diff --git a/ethereum-consensus/src/types/execution_payload_header.rs b/ethereum-consensus/src/types/execution_payload_header.rs
index 15d1efb93..dea669832 100644
--- a/ethereum-consensus/src/types/execution_payload_header.rs
+++ b/ethereum-consensus/src/types/execution_payload_header.rs
@@ -350,8 +350,8 @@ pub enum ExecutionPayloadHeaderRef<
     Capella(&'a capella::ExecutionPayloadHeader<BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>),
     Deneb(&'a deneb::ExecutionPayloadHeader<BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>),
 }
-impl<'a, const BYTES_PER_LOGS_BLOOM: usize, const MAX_EXTRA_DATA_BYTES: usize>
-    ExecutionPayloadHeaderRef<'a, BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>
+impl<const BYTES_PER_LOGS_BLOOM: usize, const MAX_EXTRA_DATA_BYTES: usize>
+    ExecutionPayloadHeaderRef<'_, BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>
 {
     pub fn bellatrix(
         &self,
@@ -548,8 +548,8 @@ pub enum ExecutionPayloadHeaderRefMut<
     Capella(&'a mut capella::ExecutionPayloadHeader<BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>),
     Deneb(&'a mut deneb::ExecutionPayloadHeader<BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>),
 }
-impl<'a, const BYTES_PER_LOGS_BLOOM: usize, const MAX_EXTRA_DATA_BYTES: usize>
-    ExecutionPayloadHeaderRefMut<'a, BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>
+impl<const BYTES_PER_LOGS_BLOOM: usize, const MAX_EXTRA_DATA_BYTES: usize>
+    ExecutionPayloadHeaderRefMut<'_, BYTES_PER_LOGS_BLOOM, MAX_EXTRA_DATA_BYTES>
 {
     pub fn bellatrix(
         &self,
diff --git a/spec-gen/src/visitors.rs b/spec-gen/src/visitors.rs
index 214a6fc7a..819beca1e 100644
--- a/spec-gen/src/visitors.rs
+++ b/spec-gen/src/visitors.rs
@@ -228,7 +228,7 @@ impl<'a> ArgumentsEditor<'a> {
     }
 }
 
-impl<'a> VisitMut for ArgumentsEditor<'a> {
+impl VisitMut for ArgumentsEditor<'_> {
     fn visit_angle_bracketed_generic_arguments_mut(
         &mut self,
         i: &mut syn::AngleBracketedGenericArguments,